13195975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2137}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 18557840

約数和(自身を除く): 5361865

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 475, 1235, 2137, 6175, 10685, 27781, 40603, 53425, 138905, 203015, 527839, 694525, 1015075, 2639195, 13195975]

約数ペア:

[(1, 13195975), (5, 2639195), (13, 1015075), (19, 694525), (25, 527839), (65, 203015), (95, 138905), (247, 53425), (325, 40603), (475, 27781), (1235, 10685), (2137, 6175)]